reading but sister sing he's a his book to starts （，． ）
He's reading a book，but his sister starts to sing．He's reading a book，but his sister starts to sing．
【考點】陳述句肯定形式．
【答案】He's reading a book，but his sister starts to sing．
【解答】
【點評】
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發布：2025/4/9 0:0:1組卷：25引用：4難度：0.6